Tektronix VX4790A User Manual

User Manual

VX4790A
Arbitrary Waveform Generator Module

070-9152-02

This document applies for firmware version 1.00
and above.

Warning

The servicing instructions are for use by qualified
personnel only. To avoid personal injury, do not
perform any servicing unless you are qualified to
do so. Refer to the Safety Summary prior to
performing service.

Copyright E T ektronix, Inc. 1992, 1994. All rights reserved.
T ektronix products are covered by U.S. and foreign patents, issued and pending. Information in this publication supercedes

that in all previously published material. Specifications and price change privileges reserved.
Printed in the U.S.A.
T ektronix, Inc., P.O. Box 1000, Wilsonville, OR 97070–1000
TEKTRONIX and TEK are registered trademarks of T ektronix, Inc.

WARRANTY

T ektronix warrants that this product will be free from defects in materials and workmanship for a period of three
(3) years from the date of shipment. If any such product proves defective during this warranty period, T ektronix,
at its option, either will repair the defective product without charge for parts and labor, or will provide a
replacement in exchange for the defective product.

In order to obtain service under this warranty, Customer must notify Tektronix of the defect before the expiration
of the warranty period and make suitable arrangements for the performance of service. Customer shall be
responsible for packaging and shipping the defective product to the service center designated by T ektronix, with
shipping charges prepaid. Tektronix shall pay for the return of the product to Customer if the shipment is to a
location within the country in which the T ektronix service center is located. Customer shall be responsible for
paying all shipping charges, duties, taxes, and any other charges for products returned to any other locations.

This warranty shall not apply to any defect, failure or damage caused by improper use or improper or inadequate
maintenance and care. T ektronix shall not be obligated to furnish service under this warranty a) to repair damage
resulting from attempts by personnel other than T ektronix representatives to install, repair or service the product;
b) to repair damage resulting from improper use or connection to incompatible equipment; or c) to service a
product that has been modified or integrated with other products when the effect of such modification or
integration increases the time or difficulty of servicing the product.

THIS WARRANTY IS GIVEN BY TEKTRONIX WITH RESPECT TO THIS PRODUCT IN LIEU OF
ANY OTHER WARRANTIES, EXPRESSED OR IMPLIED. TEKTRONIX AND ITS VENDORS
DISCLAIM ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A
P ARTICULAR PURPOSE. TEKTRONIX’ RESPONSIBILITY TO REP AIR OR REPLACE DEFECTIVE
PRODUCTS IS THE SOLE AND EXCLUSIVE REMEDY PROVIDED TO THE CUSTOMER FOR
BREACH OF THIS WARRANTY. TEKTRONIX AND ITS VENDORS WILL NOT BE LIABLE FOR ANY
INDIRECT, SPECIAL, INCIDENT AL, OR CONSEQUENTIAL DAMAGES IRRESPECTIVE OF
WHETHER TEKTRONIX OR THE VENDOR HAS ADVANCE NOTICE OF THE POSSIBILITY OF
SUCH DAMAGES.

EC Declaration of Conformity

We

Tektronix Holland N.V.
Marktweg 73A
8444 AB Heerenveen
The Netherlands

declare under sole responsibility that the

VX4790A and all options

meets the intent of Directive 89/336/EEC for Electromagnetic Compatibility.
Compliance was demonstrated to the following specifications as listed in the Official
Journal of the European Communities:

EN 55011 Class A Radiated and Conducted Emissions
EN 50081-1 Emissions:

EN 60555-2 AC Power Line Harmonic Emissions

EN 50082-1 Immunity:

IEC 801-2 Electrostatic Discharge Immunity
IEC 801-3 RF Electromagnetic Field Immunity
IEC 801-4 Electrical Fast Transient/Burst Immunity
IEC 801-5 Power Line Surge Immunity

CONDITIONS: To ensure compliance with EMC requirements this module must be
installed in a mainframe which has backplane shields installed which comply with Rule
B.7.45 of the VXIbus Specification.

Table of Contents

Section 1
General Information and Specifications

Introduction 1-1......................................................................

Controls And Indicators 1 - 4............................................................

Switches 1-4....................................................................

Fuses 1-5.......................................................................

LEDs 1-5.......................................................................

SMB Connector Inputs and Outputs 1 - 6............................................

BITE (BuiltĆIn Test Equipment) 1 - 6......................................................

Specifications 1-8.....................................................................

Section 2
Preparation For Use

Installation Requirements And Cautions 2 - 1..............................................

Installation Procedure 2 - 2..............................................................

Installation Checklist 2-4...............................................................

Section 3
Operation

Overview 3-1.........................................................................

PowerĆup 3-2.........................................................................

System Commands 3-2...............................................................

Module Commands 3-3...............................................................

Summary 3-4....................................................................

Command Descriptions 3 - 8.......................................................

SYSFAIL, Self Test, and Initialization 3 - 73................................................

Synchronizing Multiple Instrumentation Modules 3 - 74.....................................

Section 4
Programming Examples

Definition of BASIC Commands 4 - 1.....................................................

Programming Example In BASIC 4 - 2....................................................

Appendices

Appendix A - VXIbus Operation A - 1....................................................

Appendix B - Input/Output Connections A - 5.............................................

Appendix C - VXI Glossary A - 7........................................................

Appendix D - Advanced Program Capabilities A - 15.......................................

Appendix E - Frequency Source Accuracy A - 19..........................................

Appendix F (Option 1M) - MATE Programming A - 21......................................

Appendix G - User Service A - 41.......................................................

Appendix H - Options A - 43............................................................

Appendix I - VX4790A Performance Verification A - 45.....................................

Appendix J - VX4790A Adjustment Procedure A - 67.......................................

VX4790A

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Table of Contents

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VX4790A

General Safety Summary

Review the following safety precautions to avoid injury and prevent damage to
this product or any products connected to it.

Only qualified personnel should perform service procedures.

While using this product, you may need to access other parts of the system. Read
the General Safety Summary in other system manuals for warnings and cautions
related to operating the system.

Injury Precautions

Avoid Electric Overload

Do Not Operate Without

Covers

Use Proper Fuse

Do Not Operate in

Wet/Damp Conditions

Do Not Operate in an

Explosive Atmosphere

To avoid electric shock or fire hazard, do not apply a voltage to a terminal that is
outside the range specified for that terminal.

To avoid electric shock or fire hazard, do not operate this product with covers or
panels removed.

To avoid fire hazard, use only the fuse type and rating specified for this product.

To avoid electric shock, do not operate this product in wet or damp conditions.

To avoid injury or fire hazard, do not operate this product in an explosive
atmosphere.

Product Damage Precautions

Provide Proper Ventilation

To prevent product overheating, provide proper ventilation.

Do Not Operate With

Suspected Failures

If you suspect there is damage to this product, have it inspected by qualified
service personnel.

Safety Terms and Symbols

Terms in This Manual

VX4790A Arbitrary Waveform Generator Module

These terms may appear in this manual:

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General Safety Summary

WARNING. Warning statements identify conditions or practices that could result
in injury or loss of life.

CAUTION. Caution statements identify conditions or practices that could result in
damage to this product or other property.

Terms on the Product

These terms may appear on the product:
DANGER indicates an injury hazard immediately accessible as you read the

marking.
WARNING indicates an injury hazard not immediately accessible as you read the

marking.
CAUTION indicates a hazard to property including the product.

Symbols on the Product

The following symbols may appear on the product:

DANGER

High Voltage

Certifications and Compliances

Overvoltage Category

Overvoltage categories are defined as follows:

Protective Ground

(Earth) T erminal

ATTENTION

Refer to Manual

Double

Insulated

CAT III: Distribution level mains, fixed installation
CAT II: Local level mains, appliances, portable equipment
CAT I: Signal level, special equipment or parts of equipment, telecommunica-

tion, electronics

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VX4790A Arbitrary Waveform Generator Module

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